USPS Official Licensee

 

Salsbury Industries Manufactures CBU’s that are Officially Licensed by the U.S.P.S. Salsbury 3300 series Cluster Box Units are manufactured to U.S.P.S. "F" specifications. They are an officially licensed product of the U.S. Postal Service for centralized mail delivery. License Number 1CDSEQ-08-B-0026.